Chamaesyce hirta (L.) Millsp.

POWO follows these authorities in synonymising this name:

• Balakrishnan, N.P. & Chakrabarty, T. (2007). The family Euphorbiaceae in India. A synopsis of its profile, taxonomy and bibliography: 1-500. Bishen Singh Mahendra Pal Singh, Dehra Dun. [Cited as Euphorbia hirta.]
• Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Euphorbia hirta.]
• Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Euphorbia hirta.]
• Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela. [Cited as Euphorbia hirta.]
• Zuloaga, F.O., Zanotti, C.A. & Moroni, P.D. (eds.) (2024). Flora Argentina. Flora vascular de la República Argentina 10: 1-251. INTA, IMBIV & IBODA. [Cited as Euphorbia hirta.]

This name was accepted following an alternative taxonomy by these authorities:

• Florence, J. (1997). Flore de la Polynésie Française 1: 1-393. ORSTOM éditions, Paris. [Cited as Chamaesyce hirta.]
• Smith, A.C. (1981). Flora Vitiensis Nova. A new flora for Fiji (Spermatophytes only) 2: 1-810. Pacific Tropical Botanical Garden, Lawai. [Cited as Chamaesyce hirta.]
• Stevens, W.D., Ulloa U., C., Pool, A. & Montiel, O.M. (2001). Flora de Nicaragua. Monographs in Systematic Botany from the Missouri Botanical Garden 85: i-xlii, 1-2666. Missouri Botanical Garden. [Cited as Chamaesyce hirta.]

Flora of the Cayman Islands

• Millsp., Field Mus. Bot. 2: 303 (1909).